History API

gistfile1.js

$(document).ready(function(){
  $("input#search").bindWithDelay("keyup", function() {
    term = $(this).val();
    form = $(this).parent();
    action = form.attr('action') + "?" + form.find('input[name!=utf8]').serialize();

    if(term == '' || term.length >= 2){
      $.get(action, null, null, 'script');
      history.replaceState(null, "", action);
    }
  }, 150);

  $(".pagination a").live('click', function(){
    $.getScript(this.href);
    history.pushState(null, "", this.href);
    return false;
  });

  $(window).bind("popstate", function () {
    $.getScript(location.href);
  });
});